***Corrected Winter 2010*** LOCAL CLIMATOLOGICAL DATA HISTORY OF THE AMUNDSEN SCOTT SOUTH POLE STATION YEAR 1976 MONTH SEPTEMBER .... ALL TEMPERATURES MINUS C.... DAY TEMPERATURE C PCPN AVG WIND FASTEST SUN SKY STN WX MAX MIN AVG SPEED MILE SHINE COVER PRESS DIR MPH SPD DIR HRS 1 62.0 74.1 68.6 M 070 11.2 16 080 M 2 669.3 2 53.0 72.0 55.7 M 010 18.1 24 010 M 5 669.9 3 48.1 60.0 53.8 M 020 22.8 29 020 M 4 678.4 4 39.2 57.0 43.9 M 360 21.9 33 010 M 8 680.4 5 38.6 48.0 39.3 M 330 22.7 32 330 M 8 684.6 6 38.3 51.4 49.9 M 010 27.6 35 010 M 6 685.5 7 48.0 62.0 50.6 M 010 27.1 41 010 M 5 681.2 8 50.0 54.2 52.4 M 010 21.6 39 010 M 4 680.4 9 51.0 63.1 59.0 M 090 12.7 35 020 M 2 675.9 10 57.0 69.2 67.6 M 070 11.2 17 080 M 2 674.4 11 67.0 73.0 71.5 M 180 6.9 13 070 M 2 677.5 12 64.7 73.0 68.2 M 090 6.4 10 100 M 3 674.8 13 51.4 72.0 56.8 M 300 14.4 21 010 M 6 672.4 14 51.0 63.6 56.8 M 350 7.4 25 360 M 6 673.6 15 54.0 67.0 65.6 M 100 8.9 15 350 M 3 668.1 16 64.0 69.2 66.7 M 080 7.8 12 060 M 3 667.6 17 61.4 70.0 66.1 M 070 10.6 14 060 M 1 665.0 18 45.3 69.0 47.9 M 020 16.7 24 010 M 6 667.8 19 44.8 49.0 46.1 M 030 16.7 32 030 M 7 673.1 20 43.0 53.6 50.0 M 030 14.4 26 030 M 6 674.6 21 49.0 58.1 56.0 M 040 10.3 22 020 M 4 672.4 22 53.0 60.0 55.6 M 030 19.6 30 010 M 1 670.5 23 54.0 62.5 60.0 M 050 11.0 37 030 M 0 667.3 24 58.0 65.0 61.5 M 040 16.9 25 030 M 2 665.4 25 61.0 65.3 64.2 M 070 13.3 29 040 M 1 664.9 26 64.2 68.0 65.6 M 070 10.1 19 050 M 3 663.2 27 62.5 69.0 64.3 M 060 7.5 17 030 M 4 667.5 28 62.0 68.0 65.8 M 090 10.8 15 030 M 2 668.7 29 66.0 70.3 69.2 M 090 10.3 13 090 M 0 663.7 30 62.0 72.0 63.8 M 040 13.2 19 040 M 5 667.8 AVG 54.1 64.3 58.8 M 070 14.3 41 010 M 4 672.2 7th AVG MONTHLY -58.8 PCPN M NR DAYS CLEAR 11 HIGHEST -38.3 ON 6th SUNSHINE M PARTLY CLOUDY 16 LOWEST -74.1 ON 1st CLOUDY 03 HIGH PRESSURE 686.8 ON 6th LOW PRESSURE 662.5 ON 26th NET CHANGE IN SNOWSTAKE FIELD: 9.99 SNOWSTAKE DATA NOT AVAILABLE. Insufficient Data available for Sunshine Hours Computation. The following data was changed from the old LCD: All Average Temps recalculated for 24hrs instead of Max+Min/2. Individual Data changed to reflect extremes from LCD and NCDC Data. All Average Sky Cover changed to reflect data from 00Z through 00Z daily. All Sky Cover changed to Octas. Peak wind speed, peak wind direction, precipitation, sunshine amount, and present wx reported in NZST. Insufficient data to convert these values to UTC. All temperature, wind, and pressure data taken from NCDC data. LCD data originally reported in NZST. Changed Monthly Averages: (All temps are Minus C) From To From To From To Max T 55.5 54.1 Avg Wnd Spd 14.4 14.3 Avg Press Min T 63.7 64.3 Max Press 685.9 686.8 Fastest Wnd MPH Avg T 59.6 58.8 Min Press Changes to Daily Data: Max Temp Day 1 3 4 5 12 13 17 18 19 26 27 30 From: 67.0 54.0 48.0 39.0 67.0 60.0 66.0 47.0 45.0 65.0 63.0 64.0 To: 62.0 48.1 39.2 38.6 64.7 51.4 61.4 45.3 44.8 64.2 62.5 62.0 Min Temp Day 6 8 9 10 14 16 20 21 23 25 29 From: 51.0 54.0 59.0 68.0 60.0 68.0 52.0 58.0 59.0 65.0 70.0 To: 51.4 54.2 63.1 69.2 63.6 69.2 53.6 58.1 62.5 65.3 70.3 Avg Temp Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 From: 70.5 62.5 57.0 52.5 43.5 44.7 55.0 52.0 55.0 62.5 70.0 70.0 66.0 55.5 60.5 66.0 To: 68.6 55.7 53.8 43.9 39.3 49.9 50.6 52.4 59.0 67.6 71.5 68.2 56.8 56.8 65.6 66.7 Day 17 18 19 20 21 22 23 25 26 27 28 29 30 From: 68.0 58.0 47.0 47.5 53.5 56.5 56.5 63.0 66.5 66.0 65.0 68.0 68.0 To: 66.1 47.9 46.1 50.0 56.0 55.6 60.0 64.2 65.6 64.3 65.8 69.2 63.8 Number of NCDC observations per day: 4